Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

Skills you'll gain: Generative Adversarial Networks (GANs), Artificial Intelligence and Machine Learning (AI/ML), Exploratory Data Analysis, Model Deployment, Generative AI, Keras (Neural Network Library), NumPy, Model Optimization, Applied Machine Learning, Data Processing, PyTorch (Machine Learning Library), Predictive Modeling, Matplotlib, Data Analysis, Generative Model Architectures, Deep Learning, Transfer Learning, Artificial Intelligence, Machine Learning, Data Science
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: File I/O, C and C++, Data Import/Export, C++ (Programming Language), Communication Systems
Advanced · Course · 1 - 3 Months

Skills you'll gain: Network Protocols, Communication Systems, Test Equipment, Internet Of Things, Digital Signal Processing, Wireless Networks, Integrated Development Environments, Debugging, Data Analysis Software, Computer Programming Tools, Computational Logic, Digital Analysis, System Configuration, Program Development, Open Source Technology
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Performance Reporting, Business Reporting, Report Writing, Performance Analysis, Marketing Analytics, Campaign Management, Data-Driven Decision-Making, Performance Metric, Data Storytelling, Email Marketing, Concision
Beginner · Course · 1 - 4 Weeks

ISC2
Skills you'll gain: Cloud Computing Architecture, Cloud Computing, Cloud Standards, Cloud Infrastructure, Cloud Services, Resource Allocation, Cloud Security, Infrastructure As A Service (IaaS), Virtualization and Virtual Machines, Cloud Deployment, Virtualization, Hybrid Cloud Computing, Containerization, Software As A Service, Platform As A Service (PaaS), Brokerage, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Security Testing, Penetration Testing, Open Web Application Security Project (OWASP), Vulnerability Scanning, Application Security, Exploitation techniques, Vulnerability Assessments, Test Tools, Web Applications, Proxy Servers, SQL, Databases
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Identity and Access Management, Query Languages, Data Management, User Provisioning, Cloud Storage, Database Architecture and Administration, Cloud Computing Architecture, Serverless Computing
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Crisis Management, Threat Management, Incident Management, Risk Management Framework, Infrastructure Security, Resilience, Disaster Recovery, Emergency Response, Business Ethics, Risk Management, Engineering Management, Organizational Change, Leadership Studies, Systems Thinking, Organizational Effectiveness, Public Safety and National Security, Hazard Analysis, Industrial and Organizational Psychology, Failure Analysis, Human Factors (Security)
Build toward a degree
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Command-Line Interface, Linux, Ubuntu, Linux Administration, Linux Commands, Operating System Administration, Bash (Scripting Language), Software Installation, System Configuration, Network Troubleshooting, User Accounts, Networking Hardware, Network Support, Open Source Technology, File Management, Package and Software Management, Scripting
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Microservices, Frontend Integration, JavaScript Frameworks, Microarchitecture, Front-End Web Development, Event-Driven Programming, Web Design, Secure Coding, Software Design, Scalability, Server Side, Maintainability, Data Sharing
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Goal Setting, Strategic Planning, Strategic Leadership, Performance Review, Organizational Strategy, Program Implementation, Team Performance Management, Plan Execution, Performance Analysis, Performance Measurement, Key Performance Indicators (KPIs), Data-Driven Decision-Making, Performance Improvement, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Tableau Software, Dashboard, Data Visualization Software, Data Visualization, R Programming, Alteryx, R (Software), Statistical Programming, Data Presentation, Data Literacy, Statistical Visualization, Interactive Data Visualization, Data Cleansing, Dashboard Creation, Plot (Graphics), Data Storytelling, Data Analysis Software, Statistical Analysis, Data Wrangling, Workflow Management
Intermediate · Specialization · 3 - 6 Months